Kubernetes Controller Manager must disable profiling.

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Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-242409	CNTR-K8-000910	SV-242409r960963_rule		Medium

Description

Kubernetes profiling provides the ability to analyze and troubleshoot Controller Manager events over a web interface on a host port. Enabling this service can expose details about the Kubernetes architecture. This service must not be enabled unless deemed necessary.

STIG	Date
Kubernetes Security Technical Implementation Guide	2025-05-16

Details

Check Text (C-45684r863824_chk)

Change to the /etc/kubernetes/manifests/ directory on the Kubernetes Control Plane. Run the command:
grep -i profiling *

If the setting "profiling" is not configured in the Kubernetes Controller Manager manifest file or it is set to "True", this is a finding.

Fix Text (F-45642r863825_fix)

Edit the Kubernetes Controller Manager manifest file in the /etc/kubernetes/manifests directory on the Kubernetes Control Plane. Set the argument "--profiling value" to "false".

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